Our Staff Directory

Teaching Staff

Welcome to our CGA School Staff Directory, where a diverse and dedicated team of educators and professionals from various islands come together to foster an enriching learning environment. Our staff members bring a wealth of knowledge, experiences, and cultural perspectives, creating a dynamic and inclusive atmosphere for students to thrive. With a commitment to excellence in education, each staff member at CGA contributes unique skills and passion to the collective mission of nurturing future leaders.
TitleNameQualifications
DirectorEunyoung LeePh.D.
Vice DirectorJungpil WonPh.D.
ChaplainToshiki AsaiM.Div
PrincipalNaomi Endah P.D.S. Th., M. Pd.
Vice PrincipalMikha Bimantara WarsitoM. Pd.
General Administration 1Mutyara O. SimanullangA. Md.
General Administration 2Nining K. Elo BeiliS. S.
School Operator + Religious TeacherStepanus Paulus SamosirS. Th.
Teacher_Grade 1Gefbrilia Azaria NimpaS. Pd.
Teacher_Grade 2Fiola Anglina Wijono S. Pd.
Teacher_Grade 3Rohdiana Uli SimarmataS. Pd.
Teacher_Grade 4Difrin SiokainS. Pd.
Teacher_Garde 5 & 6 Hana ApriliaS. Pd.
Teacher_MathYusiana Christiyan S. Pd.
Teacher_MusicKurniati Leony LimbongS. Si., S.Th.
Teacher_ReligiousThe Thomas MuliaS. Th.
Teacher_PEGans Heroson S. Pd.
ArtTabita K. Octa KoaggowS.Ds.
Teacher_Bahasa SundaSadi SusantoS. Pd.
Supervisor_ESLJinku Albert Lee
Teacher_ReligiousYuori Jang
InternshipCeline P. Siahaya
TitleNameQualifications
DirectorEunyoung LeePh. D.
Vice DirectorJungpil WonPh. D.
ChaplainToshiki AsaiM. Div
PrincipalNaomi Endah P.D.S.Th., M.Pd.
Vice PrincipalGustianty Milka ThanaS. Pd.
General Administration 1Mutyara O. ManullangA. Md.
General Administration 2Nining K. Elo BeiliS. S
School Operator + Religious TeacherStepanus Paulus SamosirS. Pd.
Tecaher_Grade 7The Thomas MuliaS. Th.
Teacher_Grade 8Yusiana ChristiyanS. Pd.
Teacher_Grade 9Veli HalohoS. Pd.
Teacher_Bahasa IndonesiaNoni PrisciliaS. Pd.
Teacher_ITSilvia Theresia SihombingS. Pd.
Teacher_MusicKevin WilliamS. Sn.
Teacher_IPACindy MariyanaS. Pd.
Teacher_PEGans HerosonS. Pd.
Teacher_MathJoshua Immanuel NugrohoS. Pd.
Teacher_Bahasa SundaSadi SusantoS. Pd.
Tacher_ReligiousYouri Jang
TitleNameQualifications
DirectorEunyoung LeePh.D
SupervisorJungpil WonPh.D
ChaplainToshiki AsaiM.Div.
PrincipalNaomi Endah P.D.S.Th., M.Pd.
Vice PrincipalKevin WilliamS. Sn.
General Administration 1Mutyara O. ManullangA. Md
General Administration 2Nining K. Elo BeiliS. S
School Operator + Religious TeacherStepanus Paulus SamosirS. Pd.
Tecaher_Grade 10Dosni Mawar MarbunS. Pd.
Tecaher_Grade 11Silvia Theresia SihombingS. Pd.
Tecaher_Grade 12Cindy MariyanaS. Pd.
Teacher_EnglishFaridaS. Pd.
Teacher_MathJoshua Immanuel NugrohoS. Pd.
Teacher_EconomicsVeli HalohoS. Pd.
Teacher_Bahasa IndonesiaDoranel Agates KleunikeS. Pd.
Teacher_GeographyAgatha Christina P.S. Pd.
Teacher_ReligiousThe Thomas MuliaS. Pd.
Teacher_PEGans HerosonS. Pd.
Tecaher_ArtYohana CahyadiS.Ds.
Teacher_Bahasa SundaSadi SusantoS. Pd.
Supervisor_ESlJinku Albert Lee
Supervisor_MathJunghye Yun
DormitoryRie OtakeM. Div